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An accumulation of an excessive amount of watery fluid in cells, tissues, or serous cavities. [G. oidema, a swelling]
ambulant e. e. forming during periods of walking with the legs dependent.
angioneurotic e. angioedema
Berlin's e. retinal e. after blunt trauma to the globe.
blue e. the swelling and cyanosis of an extremity in hysterical paralysis.
brain e. cerebral e
brawny e. nonpitting e
brown e. e. of the lungs associated with chronic passive congestion.
bullous e. a reddened, swollen appearance of the ureteral orifice in the bladder wall, frequently observed with distal ureteral calculi or in tuberculosis of the ureter.
bullous e. vesi´cae a prominent area of focal e. involving the bladder mucosa, consisting of elevated masses of edematous tissue or clusters of clear fluid-filled vesicles; often associated with chronic inflammation or irritation secondary to tubes, foreign bodies, or perivesical inflammation.
cachectic e. e. occurring in diseases characterized by wasting and hypoproteinemia; due to low plasma oncotic pressure.marantic e;
cardiac e. e. resulting from congestive heart failure.
cerebral e. brain swelling due to increased volume of the extravascular compartment from the uptake of water in the neuropile and white matter. See also brain swelling.brain e;
cystoid macular e. e. of the posterior pole of the eye secondary to abnormal permeability of capillaries of the central sensory retina.
dependent e. a clinically detectable increase in extracellular fluid volume localized in a dependent area, as of a limb, characterized by swelling or pitting.
gestational e. occurrence of a generalized and excessive accumulation of fluid in the tissues of greater than 1+ pitting after 12 hours' bed rest, or of a weight gain of 5 pounds or more in 1 week due to the influence of pregnancy.
e. glot´tidis e. of the larynx.
heat e. e. caused by excessively high external temperature.
hereditary angioneurotic e. (HANE) [MIM*106100] a relatively rare hereditary form of angioneurotic e. characterized by onset, usually in adolescence, of erythema followed by asymptomatic e. associated with either a deficiency of C1 esterase inhibitor or a functionally inactive form of the inhibitor; there is uncontrolled activation of early complement components and production of a kinin-like factor which induces the angioedema; autosomal dominant inheritance. Death may occur due to upper respiratory tract e. and asphyxia. There are many families in which there is an autosomal dominant pattern of inheritance [MIM*106100]; males outnumber females by about 2 to 1.
hydremic e. obsolete term for e. occurring in states marked by pronounced hydremia.
infantile acute hemorrhagic e. of the skin a generally benign form of cutaneous vasculitis, characterized by ecchymotic purpura, often in a cockade pattern, and inflammatory e. in infants.
inflammatory e. a swelling due to effusion of fluid in the soft parts surrounding a focus of inflammation.
lymphatic e. e. due to stasis in the lymph channels.leukophlegmasia;
malignant e. an acute toxemia of cattle, horses, sheep, goats, and pigs caused by the bacterium Clostridium septicum and characterized by edematous swellings around the entry wound, anorexia, high fever, and death.
marantic e. cachectic e
menstrual e. retention of water and increase in weight, which occurs during or preceding menstruation.
e. neonato´rum a diffuse, firm, and commonly fatal e. occurring in the newborn, usually beginning in the legs and spreading upward.
nephrotic e. e. resulting from renal dysfunction.
noninflammatory e. e. due to mechanical or other causes, not marked by inflammation or congestion.
nonpitting e. swelling of subcutaneous tissues which cannot be indented by compression easily. Usually due to metabolic abnormality, such as increased glycosaminoglycan content, like that which occurs in Graves' disease (pretibial myxedema) or in early phase of scleroderma.brawny e;
nutritional e. a form of swelling caused by insufficient protein intake resulting in hypoproteinemia and low plasma oncotic pressure.
periodic e. angioedema
pitting e. e. that retains for a time the indentation produced by pressure.
premenstrual e. See menstrual e.
pulmonary e. e. of lungs usually resulting from mitral stenosis or left ventricular failure.
Quincke's e. angioedema
salt e. e. from excessive intake or retention of sodium chloride.
solid e. infiltration of the subcutaneous tissues by mucoid material, as in myxedema.
Yangtze e. gnathostomiasis
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